{"id":"CVE-2026-44938","state":"PUBLISHED","title":"Fleet has PSS Bypass through addLabelsFromOptions in Fleet Agent","description":"A vulnerability has been identified in Fleet's agent-side deployer, which did not filter security-sensitive keys from namespaceLabels in fleet.yaml (or BundleDeployment.spec.options.namespaceLabels) when applying them to the target namespace.\n\n\n\n\nAn attacker with git push access to a\n Fleet-monitored repository could overwrite Pod Security Standards (PSS)\n enforcement labels on a target namespace. This allows the attacker to \nweaken admission controls and deploy workloads that PSS policies would \notherwise block.","publishedAt":"2026-07-07T13:05:03.344Z","updatedAt":"2026-07-08T03:56:44.251Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"suse"},"assigner":"suse","products":["SUSE Rancher"],"affected":[{"vendor":"SUSE","product":"Rancher","packageName":"github.com/rancher/fleet","defaultStatus":"unaffected","versions":[{"version":"0.15.0","status":"affected","lessThan":"0.15.2","versionType":"semver"},{"version":"0.14.0","status":"affected","lessThan":"0.14.6","versionType":"semver"},{"version":"0.13.0","status":"affected","lessThan":"0.13.11","versionType":"semver"},{"version":"0.12.0","status":"affected","lessThan":"0.12.15","versionType":"semver"}]}],"references":["https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-44938","https://github.com/advisories/GHSA-864g-863m-vcvq"],"weaknesses":["CWE-522"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/44xxx/CVE-2026-44938.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-44938","state":"PUBLISHED","datePublished":"2026-07-07T13:05:03.344Z","dateUpdated":"2026-07-08T03:56:44.251Z","assignerShortName":"suse","assignerOrgId":"404e59f5-483d-4b8a-8e7a-e67604dd8afb","dateReserved":"2026-05-08T12:29:48.967Z"},"containers":{"cna":{"title":"Fleet has PSS Bypass through addLabelsFromOptions in Fleet Agent","descriptions":[{"lang":"en","value":"A vulnerability has been identified in Fleet's agent-side deployer, which did not filter security-sensitive keys from namespaceLabels in fleet.yaml (or BundleDeployment.spec.options.namespaceLabels) when applying them to the target namespace.\n\n\n\n\nAn attacker with git push access to a\n Fleet-monitored repository could overwrite Pod Security Standards (PSS)\n enforcement labels on a target namespace. This allows the attacker to \nweaken admission controls and deploy workloads that PSS policies would \notherwise block."}],"affected":[{"vendor":"SUSE","product":"Rancher","packageName":"github.com/rancher/fleet","defaultStatus":"unaffected","versions":[{"version":"0.15.0","status":"affected","lessThan":"0.15.2","versionType":"semver"},{"version":"0.14.0","status":"affected","lessThan":"0.14.6","versionType":"semver"},{"version":"0.13.0","status":"affected","lessThan":"0.13.11","versionType":"semver"},{"version":"0.12.0","status":"affected","lessThan":"0.12.15","versionType":"semver"}]}],"references":[{"url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-44938"},{"url":"https://github.com/advisories/GHSA-864g-863m-vcvq"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-522","lang":"en","description":"CWE-522: Insufficiently Protected Credentials","type":"CWE"}]}],"providerMetadata":{"shortName":"suse","orgId":"404e59f5-483d-4b8a-8e7a-e67604dd8afb","dateUpdated":"2026-07-07T13:05:03.344Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-07T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-44938"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-08T03:56:44.251Z"}}]}}}